TWI282405B - Overlapping common-path interferometers for two-sided measurement - Google Patents

Overlapping common-path interferometers for two-sided measurement Download PDF

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Publication number
TWI282405B
TWI282405B TW094146069A TW94146069A TWI282405B TW I282405 B TWI282405 B TW I282405B TW 094146069 A TW094146069 A TW 094146069A TW 94146069 A TW94146069 A TW 94146069A TW I282405 B TWI282405 B TW I282405B
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TW
Taiwan
Prior art keywords
test
reference surface
interferometer
measurement
test element
Prior art date
Application number
TW094146069A
Other languages
English (en)
Chinese (zh)
Other versions
TW200639370A (en
Inventor
Thomas James Dunn
Joseph Charles Marron
Andrew William Kulawiec
Mark Joseph Tronolone
Original Assignee
Corning Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Corning Inc filed Critical Corning Inc
Publication of TW200639370A publication Critical patent/TW200639370A/zh
Application granted granted Critical
Publication of TWI282405B publication Critical patent/TWI282405B/zh

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/2441—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures using interferometry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
    • G01B11/306—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces for measuring evenness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/02015—Interferometers characterised by the beam path configuration
    • G01B9/02017—Interferometers characterised by the beam path configuration with multiple interactions between the target object and light beams, e.g. beam reflections occurring from different locations
    • G01B9/02021—Interferometers characterised by the beam path configuration with multiple interactions between the target object and light beams, e.g. beam reflections occurring from different locations contacting different faces of object, e.g. opposite faces
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/02015—Interferometers characterised by the beam path configuration
    • G01B9/02027—Two or more interferometric channels or interferometers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/02015—Interferometers characterised by the beam path configuration
    • G01B9/02027—Two or more interferometric channels or interferometers
    • G01B9/02028—Two or more reference or object arms in one interferometer
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B2290/00—Aspects of interferometers not specifically covered by any group under G01B9/02
    • G01B2290/45—Multiple detectors for detecting interferometer signals

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
TW094146069A 2004-12-23 2005-12-22 Overlapping common-path interferometers for two-sided measurement TWI282405B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/023,018 US7268887B2 (en) 2004-12-23 2004-12-23 Overlapping common-path interferometers for two-sided measurement

Publications (2)

Publication Number Publication Date
TW200639370A TW200639370A (en) 2006-11-16
TWI282405B true TWI282405B (en) 2007-06-11

Family

ID=36611088

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094146069A TWI282405B (en) 2004-12-23 2005-12-22 Overlapping common-path interferometers for two-sided measurement

Country Status (7)

Country Link
US (1) US7268887B2 (enExample)
EP (1) EP1831639A4 (enExample)
JP (2) JP2008525801A (enExample)
KR (1) KR20070090033A (enExample)
CN (1) CN101087990A (enExample)
TW (1) TWI282405B (enExample)
WO (1) WO2006071569A2 (enExample)

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TWI775152B (zh) * 2020-09-22 2022-08-21 萬潤科技股份有限公司 物件厚度量測方法及裝置
TWI781446B (zh) * 2020-09-22 2022-10-21 萬潤科技股份有限公司 物件厚度量測裝置

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KR101539946B1 (ko) * 2013-08-22 2015-07-29 에스엔유 프리시젼 주식회사 통합형 형상 측정장치
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WO2017003983A1 (en) 2015-06-30 2017-01-05 Corning Incorporated Interferometric roll-off measurement using a static fringe pattern
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CN109855530B (zh) * 2017-11-30 2021-03-09 上海微电子装备（集团）股份有限公司 干涉仪系统及其使用方法
CN110542393B (zh) * 2018-05-28 2021-09-03 阳程科技股份有限公司 板材的倾角测量装置及测量方法
US10782120B2 (en) * 2018-07-03 2020-09-22 Kla Corporation Dual-interferometry wafer thickness gauge
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CN112082492B (zh) * 2020-09-04 2021-12-21 哈尔滨工程大学 具有角度监测的薄膜厚度与折射率同时测量的装置及方法
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CN113340212A (zh) * 2021-05-14 2021-09-03 中国科学院上海光学精密机械研究所 基于双侧干涉仪的形貌与厚度检测装置
CN113251897B (zh) * 2021-05-17 2022-11-11 东北大学秦皇岛分校 一种基于白光干涉的量块测量装置及方法
KR102760712B1 (ko) * 2022-03-18 2025-02-03 덕우전자주식회사 이차전지 벤트캡의 노치두께 측정장치
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Publication number Priority date Publication date Assignee Title
TWI775152B (zh) * 2020-09-22 2022-08-21 萬潤科技股份有限公司 物件厚度量測方法及裝置
TWI781446B (zh) * 2020-09-22 2022-10-21 萬潤科技股份有限公司 物件厚度量測裝置

Also Published As

Publication number Publication date
WO2006071569A2 (en) 2006-07-06
EP1831639A4 (en) 2009-05-27
US20060139656A1 (en) 2006-06-29
WO2006071569A3 (en) 2007-02-08
JP2008525801A (ja) 2008-07-17
EP1831639A2 (en) 2007-09-12
JP2013257336A (ja) 2013-12-26
CN101087990A (zh) 2007-12-12
TW200639370A (en) 2006-11-16
US7268887B2 (en) 2007-09-11
KR20070090033A (ko) 2007-09-04

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